exists Activities For NFC Tech Discovered - Android Network

Android examples for Network:NFC

  1. HOME
  2. Android
  3. Network
  4. NFC

Description

exists Activities For NFC Tech Discovered

Demo Code

/*//from   www.  j a va 2  s. com
 * Copyright 2011 YAMAZAKI Makoto<makoto1975@gmail.com>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
//package com.java2s;

import java.util.List;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ResolveInfo;

import android.nfc.NfcAdapter;

public class Main {
    static boolean existsActivitiesForTechDiscovered(Context context) {
        final boolean result = existsActivitiesFor(
                NfcAdapter.ACTION_TECH_DISCOVERED, null, context);
        return result;
    }

    private static boolean existsActivitiesFor(String action,
            String mimetype, Context context) {
        final Intent i = new Intent(action);
        i.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        if (mimetype != null) {
            i.setType(mimetype);
        }
        final List<ResolveInfo> resolvedActivities;
        resolvedActivities = context.getPackageManager()
                .queryIntentActivities(i,
                /* PackageManager.GET_META_DATA*/0);
        return !resolvedActivities.isEmpty();
    }
}

Related Tutorials